Annoying ERROR: 'wlan0' is not a DHCP-enabled interface

[Gleb Smirnoff]

On Mon, Dec 26, 2011 at 12:20:11AM -0800, Doug Barton wrote:
D> On 12/26/2011 00:17, Eygene Ryabinkin wrote:
D> > The error message "'$ifn' is not a DHCP-enabled interface" is not generated
D> > when $ifn is DHCP-enabled interface,
D> 
D> That's precisely the failure I'm concerned about.
D> 
D> Also, can you please respond to the bit where I asked for configuration
D> examples that produce the error?

Prerequisites:

1) HEAD
2) Any non-DHCP configuration.

-- 
Totus tuus, Glebius.